... 组，帮，群 group 萌出困难 difficult eruption 突出困难 outstanding difficulty; prominent difficulty ...
基于1个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
"Because there are only a couple of previous records of eruption at this particular volcano, it is difficult to judge either how long the activity will go on there, or how long the volcano might then be dormant before it goes active again."
VOA: standard.2010.04.15
应用推荐
模块上移
模块下移
不移动